VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJ/887/15
  Xinglong spectra of two changing-look SDSS AGNs (Wang+, 2019)
ReadMe+ftp
2019ApJ...887...15W
Similar Catalogs
spectrum
Post annotation 		img(gal)
1.J/ApJ/887/15/table1(c)Log of spectroscopic observation for five candidates selected in MacLeod et al. 2019, J/ApJ/874/8tabContent{spectrum} (12 rows)
2.J/ApJ/887/15/zd1047Xinglong spectrum of SDSS J104705.16+544405.8 (Data behind Figure 1) (1558 rows)
3.J/ApJ/887/15/zd1204Xinglong spectrum of SDSS J120447.91+170256.8 (Data behind Figure 1) (1753 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)SDSS (char) (i) SDSS name (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  (1)z   [0.21/0.61] Redshift (src.redshift)
  (1)gmag mag [16.19/18.07] SDSS g-band (AB) magnitude (phot.mag;em.opt.B)
  (1)Date "Y:M:D" (n)Date of observation (UT) (time.epoch)
  (1)Exp s [2400/7200] Total exposure time (time.duration;obs.exposure)
  (1)Sp (char) Interactive spectrum plot (meta.ref.url)
  (1)Sloan (char) Display the online SDSS-DR14 data for the nearest object (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
  (1)_RA deg (i) Positions from SDSS names (right ascension part) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Positions from SDSS names (declination part) (pos.eq.dec;meta.main)
  (2+3)lambda 0.1nm [2963.8/7180.3] Spectrum wavelength in Angstrom units (em.wl)
  (2+3)Flux cW/m2/nm [-4e-17/8.4e-16] Flux in erg/s/cm2/Å units (meta.unit;phot.flux)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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